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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Bridge\Twig\TokenParser;
  13  
  14  use Symfony\Bridge\Twig\Node\FormThemeNode;
  15  use Twig\Node\Expression\ArrayExpression;
  16  use Twig\Node\Node;
  17  use Twig\Token;
  18  use Twig\TokenParser\AbstractTokenParser;
  19  
  20  /**
  21   * Token Parser for the 'form_theme' tag.
  22   *
  23   * @author Fabien Potencier <fabien@symfony.com>
  24   */
  25  class FormThemeTokenParser extends AbstractTokenParser
  26  {
  27      /**
  28       * Parses a token and returns a node.
  29       *
  30       * @return Node
  31       */
  32      public function parse(Token $token)
  33      {
  34          $lineno = $token->getLine();
  35          $stream = $this->parser->getStream();
  36  
  37          $form = $this->parser->getExpressionParser()->parseExpression();
  38          $only = false;
  39  
  40          if ($this->parser->getStream()->test(Token::NAME_TYPE, 'with')) {
  41              $this->parser->getStream()->next();
  42              $resources = $this->parser->getExpressionParser()->parseExpression();
  43  
  44              if ($this->parser->getStream()->nextIf(Token::NAME_TYPE, 'only')) {
  45                  $only = true;
  46              }
  47          } else {
  48              $resources = new ArrayExpression([], $stream->getCurrent()->getLine());
  49              do {
  50                  $resources->addElement($this->parser->getExpressionParser()->parseExpression());
  51              } while (!$stream->test(Token::BLOCK_END_TYPE));
  52          }
  53  
  54          $stream->expect(Token::BLOCK_END_TYPE);
  55  
  56          return new FormThemeNode($form, $resources, $lineno, $this->getTag(), $only);
  57      }
  58  
  59      /**
  60       * Gets the tag name associated with this token parser.
  61       *
  62       * @return string The tag name
  63       */
  64      public function getTag()
  65      {
  66          return 'form_theme';
  67      }
  68  }